def pre_series_upgrade():
log("Running prepare series upgrade hook", "INFO")
# In order to indicate the step of the series upgrade process for
# administrators and automated scripts, the charm sets the paused and
# upgrading states.
set_unit_paused()
set_unit_upgrading()
def pre_series_upgrade():
log("Running prepare series upgrade hook", "INFO")
# In order to indicate the step of the series upgrade process for
# administrators and automated scripts, the charm sets the paused and
# upgrading states.
set_unit_paused()
set_unit_upgrading()
def pre_series_upgrade():
log("Running prepare series upgrade hook", "INFO")
if not is_unit_paused_set():
for service in SWIFT_SVCS:
stopped = service_stop(service)
if not stopped:
raise Exception("{} didn't stop cleanly.".format(service))
set_unit_paused()
set_unit_upgrading()
def pre_series_upgrade():
hookenv.log("Running prepare series upgrade hook", "INFO")
# NOTE: In order to indicate the step of the series upgrade process for
# administrators and automated scripts, the charm sets the paused and
# upgrading states.
set_unit_paused()
set_unit_upgrading()
hookenv.status_set(
"blocked", "Ready for do-release-upgrade and reboot. "
"Set complete when finished.")
def pause(args):
"""Pause all the swift services.
@raises Exception if any services fail to stop
"""
for service in args.services:
stopped = service_pause(service)
if not stopped:
raise Exception("{} didn't stop cleanly.".format(service))
set_unit_paused()
assess_status(CONFIGS, args.services)
def pause(args):
"""Pause all the swift services.
@raises Exception if any services fail to stop
"""
for service in args.services:
stopped = service_pause(service)
if not stopped:
raise Exception("{} didn't stop cleanly.".format(service))
set_unit_paused()
assess_status(CONFIGS, args.services)
def pause(args):
"""Pause the ceph-osd units on the local machine only.
Optionally uses the 'osd-number' from juju action param to only pause a
specific osd. If all the osds are not stopped then the paused status is
not set.
@raises CalledProcessError if the ceph commands fails.
@raises OSError if it can't get the local osd ids.
"""
for local_id in get_local_osd_ids():
cmd = ['ceph', '--id', 'osd-upgrade', 'osd', 'out', str(local_id)]
check_call(cmd)
set_unit_paused()
assess_status()
def pause_unit():
"""Pause services on this unit and update the units status
@returns None
"""
node_name = get_hostname()
messages = []
enter_standby_mode(node_name)
if not is_in_standby_mode(node_name):
messages.append("Node not in standby mode")
if node_has_resources(node_name):
messages.append("Resources still running on unit")
status, message = assess_status_helper()
if status != 'active':
messages.append(message)
if messages:
raise Exception("Couldn't pause: {}".format("; ".join(messages)))
else:
set_unit_paused()
status_set("maintenance",
"Paused. Use 'resume' action to resume normal service.")
def pause_unit():
"""Pause services on this unit and update the units status
@returns None
"""
node_name = get_hostname()
messages = []
enter_standby_mode(node_name)
if not is_in_standby_mode(node_name):
messages.append("Node not in standby mode")
# some resources may take some time to be migrated out from the node. So 3
# retries are made with a 5 seconds wait between each one.
i = 0
ready = False
has_resources = False
while i < PCMKR_MAX_RETRIES and not ready:
if node_has_resources(node_name):
has_resources = True
i += 1
time.sleep(PCMKR_SLEEP_SECS)
else:
ready = True
has_resources = False
if has_resources:
messages.append("Resources still running on unit")
status, message = assess_status_helper()
# New status message will indicate the resource is not running
if status != 'active' and 'not running' not in message:
messages.append(message)
if messages and not is_unit_upgrading_set():
raise Exception("Couldn't pause: {}".format("; ".join(messages)))
else:
set_unit_paused()
status_set("maintenance",
"Paused. Use 'resume' action to resume normal service.")
def pause_unit():
"""Pause services on this unit and update the units status
@returns None
"""
node_name = get_hostname()
messages = []
enter_standby_mode(node_name)
if not is_in_standby_mode(node_name):
messages.append("Node not in standby mode")
# some resources may take some time to be migrated out from the node. So 3
# retries are made with a 5 seconds wait between each one.
i = 0
ready = False
has_resources = False
while i < PCMKR_MAX_RETRIES and not ready:
if node_has_resources(node_name):
has_resources = True
i += 1
time.sleep(PCMKR_SLEEP_SECS)
else:
ready = True
has_resources = False
if has_resources:
messages.append("Resources still running on unit")
status, message = assess_status_helper()
if status != 'active':
messages.append(message)
if messages and not is_unit_upgrading_set():
raise Exception("Couldn't pause: {}".format("; ".join(messages)))
else:
set_unit_paused()
status_set("maintenance",
"Paused. Use 'resume' action to resume normal service.")
